Lee Revell wrote: > On Mon, 2004-10-11 at 16:59, Mark Knecht wrote: > > I rebuilt the kernel where the only change I made was to enable APIC > > interrupts and IO-APIC controllers for UMP. The kernel booted and has > > been running for 30 minutes with no xruns... > > That is really weird, most people report better results _disabling_ APIC > on UP. APIC requires some BIOS support to correctly initialize the interrupts. There are many it-boots-XP-so-let's-ship-it BIOSes out there. Regards, Clemens